darkcomet | 315dac5c67980c76decddf769839dc51f0e086d2f6f24cb2f414e9da0f6215dc

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 02:46

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General

Target

JaffaCakes118_77287947e866046b65a588816c406130.exe
Size

756KB
MD5

77287947e866046b65a588816c406130
SHA1

0670de84ba2fbda19381ebae6b3e3851caf44ded
SHA256

315dac5c67980c76decddf769839dc51f0e086d2f6f24cb2f414e9da0f6215dc
SHA512

e23f7b2c973e3125f133de25bd9144c0a12806329c9f2cf31a322848956759faaf16dba5b3cb21a78d8547329ebfb1b5b236675adc35a990ce5e1e07ba1b4dc6
SSDEEP

12288:79HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hAnka:1Z1xuVVjfFoynPaVBUR8f+kN10EBEka

Score

10^/10

darkcomet guest17 discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest17

adikrus.zapto.org:1604

Mutex

DC_MUTEX-5X10WXS

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
Fcs8QZP5W2rL
install
true
offline_keylogger
false
persistence
true
reg_key
MicroUpdate

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe"	JaffaCakes118_77287947e866046b65a588816c406130.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	msdcsc.exe

Disables Task Manager via registry modification
evasion

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	JaffaCakes118_77287947e866046b65a588816c406130.exe

Deletes itself 1 IoCs

pid	Process
4136	notepad.exe

Executes dropped EXE 1 IoCs

pid	Process
2604	msdcsc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe"	JaffaCakes118_77287947e866046b65a588816c406130.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_77287947e866046b65a588816c406130.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeSecurityPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeTakeOwnershipPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeLoadDriverPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeSystemProfilePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeSystemtimePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeProfSingleProcessPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeIncBasePriorityPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeCreatePagefilePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeBackupPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeRestorePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeShutdownPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeDebugPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeSystemEnvironmentPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeChangeNotifyPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeRemoteShutdownPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeUndockPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeManageVolumePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeImpersonatePrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeCreateGlobalPrivilege	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: 33	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: 34	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: 35	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: 36	824	JaffaCakes118_77287947e866046b65a588816c406130.exe
Token: SeIncreaseQuotaPrivilege	2604	msdcsc.exe
Token: SeSecurityPrivilege	2604	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2604	msdcsc.exe
Token: SeLoadDriverPrivilege	2604	msdcsc.exe
Token: SeSystemProfilePrivilege	2604	msdcsc.exe
Token: SeSystemtimePrivilege	2604	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2604	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2604	msdcsc.exe
Token: SeCreatePagefilePrivilege	2604	msdcsc.exe
Token: SeBackupPrivilege	2604	msdcsc.exe
Token: SeRestorePrivilege	2604	msdcsc.exe
Token: SeShutdownPrivilege	2604	msdcsc.exe
Token: SeDebugPrivilege	2604	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2604	msdcsc.exe
Token: SeChangeNotifyPrivilege	2604	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2604	msdcsc.exe
Token: SeUndockPrivilege	2604	msdcsc.exe
Token: SeManageVolumePrivilege	2604	msdcsc.exe
Token: SeImpersonatePrivilege	2604	msdcsc.exe
Token: SeCreateGlobalPrivilege	2604	msdcsc.exe
Token: 33	2604	msdcsc.exe
Token: 34	2604	msdcsc.exe
Token: 35	2604	msdcsc.exe
Token: 36	2604	msdcsc.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 4136	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	83
PID 824 wrote to memory of 2604	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	84
PID 824 wrote to memory of 2604	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	84
PID 824 wrote to memory of 2604	824	JaffaCakes118_77287947e866046b65a588816c406130.exe	84
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85
PID 2604 wrote to memory of 1968	2604	msdcsc.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77287947e866046b65a588816c406130.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77287947e866046b65a588816c406130.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:4136
- C:\Users\Admin\AppData\Roaming\MSDCSC\msdcsc.exe
  "C:\Users\Admin\AppData\Roaming\MSDCSC\msdcsc.exe"
  2⤵
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\MSDCSC\msdcsc.exe

Filesize
756KB

MD5
77287947e866046b65a588816c406130

SHA1
0670de84ba2fbda19381ebae6b3e3851caf44ded

SHA256
315dac5c67980c76decddf769839dc51f0e086d2f6f24cb2f414e9da0f6215dc

SHA512
e23f7b2c973e3125f133de25bd9144c0a12806329c9f2cf31a322848956759faaf16dba5b3cb21a78d8547329ebfb1b5b236675adc35a990ce5e1e07ba1b4dc6

Download Submit
memory/824-0-0x0000000002280000-0x0000000002281000-memory.dmp

Filesize
4KB

Download
memory/824-17-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/1968-16-0x00000000011F0000-0x00000000011F1000-memory.dmp

Filesize
4KB

Download
memory/2604-23-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-26-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-19-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-20-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-21-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-22-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-33-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-24-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-25-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-15-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-27-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-28-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-29-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-30-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-31-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/2604-32-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/4136-4-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads